package com.panhu.yidianmall.member.service.impl;

import com.google.gson.Gson;
import com.panhu.yidianmall.member.dao.MemberLevelDao;
import com.panhu.yidianmall.member.entity.MemberLevelEntity;
import com.panhu.yidianmall.member.exception.PhoneExistException;
import com.panhu.yidianmall.member.exception.UserNameExistException;
import com.panhu.yidianmall.member.vo.MemberLoginVo;
import com.panhu.yidianmall.member.vo.MemberRegistVo;
import org.springframework.cloud.netflix.ribbon.apache.HttpClientUtils;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.stereotype.Service;

import java.util.Date;
import java.util.HashMap;
import java.util.Map;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.panhu.common.utils.PageUtils;
import com.panhu.common.utils.Query;

import com.panhu.yidianmall.member.dao.MemberDao;
import com.panhu.yidianmall.member.entity.MemberEntity;
import com.panhu.yidianmall.member.service.MemberService;

import javax.annotation.Resource;


@Service("memberService")
public class MemberServiceImpl extends ServiceImpl<MemberDao, MemberEntity> implements MemberService {
    @Resource
    private MemberLevelDao memberLevelDao;

    @Override
    public PageUtils queryPage(Map<String, Object> params) {
        IPage<MemberEntity> page = this.page(
                new Query<MemberEntity>().getPage(params),
                new QueryWrapper<MemberEntity>()
        );

        return new PageUtils(page);
    }

    @Override
    public void regist(MemberRegistVo vo) {
        MemberDao memberDao = this.baseMapper;
        MemberEntity entity = new MemberEntity();
        //设置默认等级
        MemberLevelEntity levelEntity = memberLevelDao.getDefaultLevel();
        entity.setLevelId(levelEntity.getId());

        //检查用户名和手机号是否唯一。为了让controller能感知异常，异常机制
        checkPhoneUnique(vo.getPhone());
        checkUserNameUnique(vo.getUserName());

        entity.setMobile(vo.getPhone());
        entity.setUsername(vo.getUserName());
        //密码加密
        BCryptPasswordEncoder passwordEncoder = new BCryptPasswordEncoder();
        String encode = passwordEncoder.encode(vo.getPassword());
        entity.setPassword(encode);
        memberDao.insert(entity);
    }

    @Override
    public void checkPhoneUnique(String phone) throws PhoneExistException {
        MemberDao memberDao = this.baseMapper;
        Integer count = memberDao.selectCount(new QueryWrapper<MemberEntity>().eq("mobile", phone));
        if (count > 0) {
            throw new PhoneExistException();
        }
    }

    @Override
    public void checkUserNameUnique(String userName) throws UserNameExistException {
        MemberDao memberDao = this.baseMapper;
        Integer count = memberDao.selectCount(new QueryWrapper<MemberEntity>().eq("username", userName));
        if (count > 0) {
            throw new UserNameExistException();
        }
    }

    @Override
    public MemberEntity login(MemberLoginVo vo) {
        String loginacct = vo.getLoginacct();
        String password = vo.getPassword();

        //1、去数据库查询 SELECT * FROM ums_member WHERE username = ? OR mobile = ?
        MemberEntity memberEntity = this.baseMapper.selectOne(new QueryWrapper<MemberEntity>()
                .eq("username", loginacct).or().eq("mobile", loginacct));

        if (memberEntity == null) {
            //登录失败
            return null;
        } else {
            //获取到数据库里的password
            String password1 = memberEntity.getPassword();
            BCryptPasswordEncoder passwordEncoder = new BCryptPasswordEncoder();
            //进行密码匹配
            boolean matches = passwordEncoder.matches(password, password1);
            if (matches) {
                //登录成功
                return memberEntity;
            }

        }
        return null;
    }
/*
    @Override
    public MemberEntity login(SocialUser socialUser) throws Exception {
            //具有登录和注册逻辑
            String uid = socialUser.getUid();

            //1、判断当前社交用户是否已经登录过系统
            MemberEntity memberEntity = this.baseMapper.selectOne(new QueryWrapper<MemberEntity>().eq("social_uid", uid));

            if (memberEntity != null) {
                //这个用户已经注册过
                //更新用户的访问令牌的时间和access_token
                MemberEntity update = new MemberEntity();
                update.setId(memberEntity.getId());
                update.setAccessToken(socialUser.getAccess_token());
                update.setExpiresIn(socialUser.getExpires_in());
                this.baseMapper.updateById(update);

                memberEntity.setAccessToken(socialUser.getAccess_token());
                memberEntity.setExpiresIn(socialUser.getExpires_in());
                return memberEntity;
            } else {
                //2、没有查到当前社交用户对应的记录我们就需要注册一个
                MemberEntity register = new MemberEntity();
                //3、查询当前社交用户的社交账号信息（昵称、性别等）
                Map<String,String> query = new HashMap<>();
                query.put("access_token",socialUser.getAccess_token());
                query.put("uid",socialUser.getUid());
                HttpResponse response = HttpUtils.doGet("https://api.weibo.com", "/2/users/show.json", "get", new HashMap<String, String>(), query);

                if (response.getStatusLine().getStatusCode() == 200) {
                    //查询成功
                    String json = EntityUtils.toString(response.getEntity());
                    JSONObject jsonObject = JSON.parseObject(json);
                    String name = jsonObject.getString("name");
                    String gender = jsonObject.getString("gender");
                    String profileImageUrl = jsonObject.getString("profile_image_url");

                    register.setNickname(name);
                    register.setGender("m".equals(gender)?1:0);
                    register.setHeader(profileImageUrl);
                    register.setCreateTime(new Date());
                    register.setSocialUid(socialUser.getUid());
                    register.setAccessToken(socialUser.getAccess_token());
                    register.setExpiresIn(socialUser.getExpires_in());

                    //把用户信息插入到数据库中
                    this.baseMapper.insert(register);

                }
                return register;
            }

        }
*/

    /*@Override
    public MemberEntity login(String accessTokenInfo) {
        //从accessTokenInfo中获取出来两个值 access_token 和 oppenid
            //把accessTokenInfo字符串转换成map集合，根据map里面中的key取出相对应的value
            Gson gson = new Gson();
            HashMap accessMap = gson.fromJson(accessTokenInfo, HashMap.class);
            String accessToken = (String) accessMap.get("access_token");
            String openid = (String) accessMap.get("openid");

            //3、拿到access_token 和 oppenid，再去请求微信提供固定的API，获取到扫码人的信息
            //TODO 查询数据库当前用用户是否曾经使用过微信登录

            MemberEntity memberEntity = this.baseMapper.selectOne(new QueryWrapper<MemberEntity>().eq("social_uid", openid));

            if (memberEntity == null) {
                System.out.println("新用户注册");
                //访问微信的资源服务器，获取用户信息
                String baseUserInfoUrl = "https://api.weixin.qq.com/sns/userinfo" +
                        "?access_token=%s" +
                        "&openid=%s";
                String userInfoUrl = String.format(baseUserInfoUrl, accessToken, openid);
                //发送请求
                String resultUserInfo = null;
                try {
                    resultUserInfo = HttpClientUtils.get(userInfoUrl);
                    System.out.println("resultUserInfo==========" + resultUserInfo);
                } catch (Exception e) {
                    e.printStackTrace();
                }

                //解析json
                HashMap userInfoMap = gson.fromJson(resultUserInfo, HashMap.class);
                String nickName = (String) userInfoMap.get("nickname");      //昵称
                Double sex = (Double) userInfoMap.get("sex");        //性别
                String headimgurl = (String) userInfoMap.get("headimgurl");      //微信头像

                //把扫码人的信息添加到数据库中
                memberEntity = new MemberEntity();
                memberEntity.setNickname(nickName);
                memberEntity.setGender(Integer.valueOf(Double.valueOf(sex).intValue()));
                memberEntity.setHeader(headimgurl);
                memberEntity.setCreateTime(new Date());
                memberEntity.setSocialUid(openid);
                // register.setExpiresIn(socialUser.getExpires_in());
                this.baseMapper.insert(memberEntity);
            }
            return memberEntity;
        }*/


    }
